Tonya M. Gray

Contact Information


1445 Ross Avenue
Suite 3700
Dallas, TX 75202
P: +1.214.659.4545
F: +1.214.880.0011

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Tonya M. Gray


Dallas Office
1445 Ross Avenue
Suite 3700
Dallas, TX 75202
P: +1.214.659.4545
F: +1.214.880.0011

Tonya's practice encompasses complex civil and commercial litigation matters at both the trial and appellate levels and in both federal and state court. She has significant experience in intellectual property litigation defending patent infringement suits (particularly in the Eastern District of Texas) and trade secret misappropriation claims. Tonya's intellectual property experience includes cases about battery technology, video games, electronic gift cards, internet advertising, check imaging, online banking and e-commerce. Her practice also includes contract disputes, fiduciary claims, and general business and tort litigation.

Representative Experience

  • Represented multiple national retailers in patent litigation relating to secure online purchases
  • Represents regional bank in defense of fraud, trade secret, and contract claims relating to cash management software
  • Represented multiple national banks in three separate patent litigation cases involving check imaging and online banking
  • Represented Japanese telecommunications company in litigation involving patent rights to lithium battery technology
  • Represented national media company in patent infringement case involving software for managing radio inventory and revenue
  • Represented national restaurant company in patent infringement case involving electronic gift cards; formerly represented national property group in case involving the same technology
  • Representation of a national manufacturer and distributor in the interactive entertainment industry in patent infringement suit regarding dance video games
  • Representation of a banking and financial services company in certificate-holder litigation involving its role as trustee for commercial mortgage backed securities trusts; successfully obtained judgment dismissing plaintiff’s claims
  • Successfully defended a publicly traded Internet advertising provider in a suit involving business torts and breach of contract claims


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